Details
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Task
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Resolution: Done
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Not Evaluated
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None
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5.11
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None
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Linux/X11
Description
Current XCB implementation scrolls image on the CPU. Scrolling can be much faster if it is done on server-side using xcb_copy_area function (it can use GPU).
QTBUG-64504 contains a simple test software (please uncheck "Overlay widgets").
Attachments
| For Gerrit Dashboard: QTBUG-64414 | ||||||
|---|---|---|---|---|---|---|
| # | Subject | Branch | Project | Status | CR | V |
| 197773,9 | xcb: Speed-up image scrolling | dev | qt/qtbase | Status: MERGED | +2 | 0 |
| 374598,5 | xcb: Flush scrolled region of backingstore to client when requesting image | dev | qt/qtbase | Status: MERGED | +2 | 0 |
| 375308,2 | xcb: Flush scrolled region of backingstore to client when requesting image | 6.2 | qt/qtbase | Status: MERGED | +2 | 0 |